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2. Circle the best answer, of the italicized words, when considering the following reaction: 2 HNOS(aq) + NO(g) → 3 NO2(g) + H20(1) AH°rxn = +137 kJ a. Is this reaction exothermic or endothermic? b. If NO gas is bubbled into a flask containing aqueous HNO3, will the temperature of the water in the flask increase or decrease? c. Are the reactants at a higher or lower energy than the products?

2. Circle the best answer, of the italicized words, when considering the following reaction: 2 HNOS(aq) + NO(g) → 3 NO2(g) + H20(1) AH°rxn = +137 kJ a. Is this reaction exothermic or endothermic? b. If NO gas is bubbled into a flask containing aqueous HNO3, will the temperature of the water in the flask increase or decrease? c. Are the reactants at a higher or lower energy than the products?

Chemistry: An Atoms First Approach
Chemistry: An Atoms First Approach
2nd Edition
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Steven S. Zumdahl, Susan A. Zumdahl
Chapter7: Chemical Energy
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Problem 44E: Are the following processes exothermic or endothermic? a. the combustion of gasoline in a car engine...
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2. Circle the best answer, of the italicized words, when considering the following reaction: 2 HNO3(aq) + NO(g) → 3 NO2(g) + H20(1) AH°rxn = +137 kJ a. Is this reaction exothermic or endothermic? b. If NO gas is bubbled into a flask containing aqueous HNO3 , will the temperature of the water in the flask increase or decrease? C. Are the reactants at a higher or lower energy than the products?
Transcribed Image Text:2. Circle the best answer, of the italicized words, when considering the following reaction: 2 HNO3(aq) + NO(g) → 3 NO2(g) + H20(1) AH°rxn = +137 kJ a. Is this reaction exothermic or endothermic? b. If NO gas is bubbled into a flask containing aqueous HNO3 , will the temperature of the water in the flask increase or decrease? C. Are the reactants at a higher or lower energy than the products?
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